UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SNnKQ7vhcvG9BGmdleplQISqZwYNiuBbA0HzQaulo50=' 
WHERE 
  key_id = '996fc113ba4623e994b47c0390ad45e1d551d5b2a5adc64e2b0778ae9adc4914' 
  AND (
    token = 'SNnKQ7vhcvG9BGmdleplQISqZwYNiuBbA0HzQaulo50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )